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8 votes

How to create clickable table of contents in a PDF?

k2pdfopt (free, open source) can also do this by supplying a text file. See the -toclist option. Use like so: k2pdfopt -mode copy -n -toclist my_chapter_list.txt srcfile.pdf -o outfile.pdf ......
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  • 271
7 votes

Conversion of djvu file into pdf file without increasing file size

The short answer is: PDF is not a good format for storing image data. The only reason that it is often used for doing so, is that it is one of the few formats (the other more well known ones are DjVu ...
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  • 7,631
6 votes

How to convert scanned pdf to text?

It sounds like the pages you've looked at are telling you the right thing. If you have an image-based PDF, then there is no text in it, just pictures of text. In order to convert the pictures of text ...
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  • 4,628
6 votes

How to create clickable table of contents in a PDF?

Jpdfbookmark can work for scanned books Prepare the TOC in .txt file Chapter 1. The Beginning/23 Para 1.1 Child of The Beginning/25,FitWidth,96 Para 1.1.1 Child of Child of The ...
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  • 275
6 votes
Accepted

Kindle for PDF only

Kindle - but also the other ebook readers - have a small screen: since a PDF is not a liquid format, either you'll end up with tiny characters or you'll have to move the virtual page on the physical ...
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  • 2,324
6 votes
Accepted

Is it possible to sell PDF as Kindle books on Amazon?

No, Amazon does not sell PDFs on their site. If you submit a PDF to them via KDP, it will be auto-converted to mobi format for sale to Kindles. (As an aside, the fact that no major retailers sell PDFs ...
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  • 4,628
6 votes

How convert multi-column PDF files to readable PDF in 6 inches display devices?

I found PaperCrop a very useful and powerful tool. It is free and highly customizable so you can either relay to automatic detection of columns and sections by program or customize each page format.
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  • 508
5 votes

Reading PDFs on Kindle device

I was facing the same issue (i.e. PDFs formatted for print are illegible on 6" eBook reader screen). I've tried tools like K2pdfopt, but it converts PDF into an image and that disable Kindle ...
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  • 51
5 votes

Are there any ebook readers which are NOT backlit, but for which you can upload pdfs?

There is no need to 'hack' or 'jailbreak' a Kobo reader—they can read PDFs natively. The following comes from their site: You'll find some differences when you're reading PDF books compared ...
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  • 4,628
5 votes
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Why is Hard copy book black and white, but Ebook is color?

Obviously cost is the major concern, but often the importance of having color graphics in a printed book is overrated. For example, I have published a few print technical books with lots of ...
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5 votes

Can a PDF run scripts or code?

Yes, it can JavaScript or what they call as Acrobat Javascript , but not all the PDF viewer can are designed to follow the Adobe Javascript API. There are few limitations defined in the API, it can ...
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4 votes

How to render asciidoc with latexmath macros?

Kind of an old question, but I just figured this out myself, so just in case you don't have the answer, here goes... For the inline equation, I was able to compile using latexmath:[$\(\mathbb{F}_p\)$...
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4 votes

Conversion of djvu file into pdf file without increasing file size

You can read about the djvu file format here (with focus on the compression here), but the main difference is how the two formats compress the data. Here are some relevant excerpts from Wikipedia: ...
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  • 3,076
4 votes

Merge PDF files

After a long search, I have downloaded PDFmate to merge pdf files. It works nice. It is free as well as from a verified publisher.
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  • 261
4 votes

I am looking for a software or a way to list, extract, count, in short, analyze a book which is in epub or pdf format

Here is one way to find the number of words in an epub file sorted by their frequency, with the words used the most at the top of the list. This is done on a Mac laptop and will also work on Unix ...
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4 votes
Accepted

Can I use Kindle to read research papers?

Hello and welcome to forum. I am also mainly using kindle to read research papers. PDF files with two columns are running smoothly and fast on kindle (from the performance point of view). The problem ...
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  • 508
4 votes

How convert multi-column PDF files to readable PDF in 6 inches display devices?

I have created a python code for this purpose. It solves my problem and hope it will be helpful for others. Background : I had 2 sided pdf document which I had to zoom for clarity. I decide to create ...
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4 votes

Calibre to Kindle Book Transfer

Increasing font size and spacing is a frequent problem for PDFs, especially for tablets that are 6 inch. PDFs are supposed to be printable documents, and so font size and other things tend to be fixed ...
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4 votes
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What kind of k2pdfopt optimizations should I be using for these sample pages of a PDF?

Since this source has notes in the margins, use the -nl and -nr options. For this example, like so: k2pdfopt -nl2e- -nr3o- source.pdf -o converted.pdf
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  • 271
4 votes
Accepted

How to install KOReader on Kobo Aura ONE

I was impatient so I went ahead with the procedure. (Although worried about bricking a new device, I got it mainly to read PDFs and therefore really wanted to have KOReader up and running). So I will ...
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3 votes

How to convert PDFs to readable Kindle format

To get a good reflowable and readable text you would indeed, as you suggest, have to go to some OCR software. Tesseract is a free OCR software with good (IMHO) quality that you could use. The problem ...
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  • 7,631
3 votes

How to create clickable table of contents in a PDF?

I am used to a simple and free tool that adds clickable bookmarks to PDF or DjVU files: http://handyoutlinerfo.sourceforge.net/. You first have to prepare (and import in the tool) bookmarks entered ...
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3 votes

Reading PDFs on Kindle device

Amazon has a paid software called Kindle Convert. Though the software has bad reviews, some of the reviews point that the software works well for pdfs with mostly text and can be used to convert PDF(...
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  • 31
3 votes

What devices support reading scanned PDF documents well?

I read scanned PDFs on my Android tablet pretty regularly and without problems. I presently use a Lenvo Yoga 10 HD+ (previously I had an Acer Iconia A200), but any reasonable spec tablet should do ...
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3 votes

How to remove and add certain pages from pdf file?

I think that PDFtk is the tool you need. https://www.pdflabs.com/tools/pdftk-the-pdf-toolkit/
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  • 6,066
3 votes

Annotation of non-Amazon books on Kindle Paperwhite

Update 2018: Got an epub book? Best way at the moment for most qualiity and support is renaming to .txt (or png?) and sending to kindle email adress with convert subject (doesn t even need convert ...
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3 votes
Accepted

Software recommendation for writing ebook and exporting to multiple formats

Pandoc is your friend here. Pandoc can take your input file (LaTeX, markdown, other) and transform it to PDF, EPUB, HTML (and many more). Pandoc is cross-platform and free under the GPL, although ...
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3 votes
Accepted

How to change the font(s) used on a pdf, or improve how they are rendered?

Based on the sample you provided, you will not be able to change the font on that particular document. Here is why: As one commenter already suggested, it is very clear from the sample you provided ...
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